paillier-bigint
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paillier-bigint - npm Package Compare versions
Comparing version 3.0.3 to 3.0.4
| { | ||
| "name": "paillier-bigint", | ||
| "version": "3.0.3", | ||
| "version": "3.0.4", | ||
| "description": "An implementation of the Paillier cryptosystem using native JS (ECMA 2020) implementation of BigInt", | ||
@@ -5,0 +5,0 @@ "keywords": [ |
@@ -114,26 +114,26 @@ [](https://github.com/standard/standard) | ||
| ```javascript | ||
| async function paillierTest() { | ||
| // (asynchronous) creation of a random private, public key pair for the Paillier cryptosystem | ||
| const {publicKey, privateKey} = await paillierBigint.generateRandomKeys(3072) | ||
| async function paillierTest () { | ||
| // (asynchronous) creation of a random private, public key pair for the Paillier cryptosystem | ||
| const { publicKey, privateKey } = await paillierBigint.generateRandomKeys(3072) | ||
| // optionally, you can create your public/private keys from known parameters | ||
| const publicKey = new paillierBigint.PublicKey(n, g) | ||
| const privateKey = new paillierBigint.PrivateKey(lambda, mu, publicKey) | ||
| // Optionally, you can create your public/private keys from known parameters | ||
| // const publicKey = new paillierBigint.PublicKey(n, g) | ||
| // const privateKey = new paillierBigint.PrivateKey(lambda, mu, publicKey) | ||
| // encrypt m | ||
| let c = publicKey.encrypt(m) | ||
| const m1 = 12345678901234567890n | ||
| const m2 = 5n | ||
| // decrypt c | ||
| let d = privateKey.decrypt(c) | ||
| // encryption/decryption | ||
| const c1 = publicKey.encrypt(m1) | ||
| console.log(privateKey.decrypt(c1)) // 12345678901234567890n | ||
| // homomorphic addition of two ciphertexts (encrypted numbers) | ||
| let c1 = publicKey.encrypt(m1) | ||
| let c2 = publicKey.encrypt(m2) | ||
| let encryptedSum = publicKey.addition(c1, c2) | ||
| let sum = privateKey.decrypt(encryptedSum) // m1 + m2 | ||
| // homomorphic addition of two ciphertexts (encrypted numbers) | ||
| const c2 = publicKey.encrypt(m2) | ||
| const encryptedSum = publicKey.addition(c1, c2) | ||
| console.log(privateKey.decrypt(encryptedSum)) // m1 + m2 = 12345678901234567895n | ||
| // multiplication by k | ||
| let c1 = publicKey.encrypt(m1) | ||
| let encryptedMul = publicKey.multiply(c1, k) | ||
| let mul = privateKey.decrypt(encryptedMul) // k · m1 | ||
| // multiplication by k | ||
| const k = 10n | ||
| const encryptedMul = publicKey.multiply(c1, k) | ||
| console.log(privateKey.decrypt(encryptedMul)) // k · m1 = 123456789012345678900n | ||
| } | ||
@@ -144,2 +144,5 @@ paillierTest() | ||
| > Consider using [bigint-conversion](https://github.com/juanelas/bigint-conversion) if you need to convert from/to bigint to/from unicode text, hex, buffer. | ||
| ## API reference documentation | ||
@@ -146,0 +149,0 @@ |
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